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Discussion :: Communication Systems

  1. A 1000 kHz carrier wave modulated 40% at 40000 Hz is applied to a resonant circuit tuned to a carrier frequency and having Q = 140. What is the degree of modulator after transmission through the circuit?

    2. A.
    40%
    B.
    20%
    C.
    0.27
    D.
    0.54

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    Answer : Option C

    Explanation :

    m0 = m(1 + 4Q2δ2)1/2

    .

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